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Technical Service Bulletin # 12-078 Date: 120919


Technical Service Bulletin # 12-078 Date: 120919
Steering - Power Steering Service Information
Classification: ST12-007
Reference: NTB12-078
Date: September 19, 2012
Nissan Armada 2wd v8 5.6L Parts Service 55
NISSAN; POWER STEERING SYSTEM SERVICE INFORMATION
APPLIED VEHICLES: All 2005 and later Nissan vehicles
equipped with hydraulic rack and pinion steering system
SERVICE INFORMATION
When diagnosing possible power steering leak issues, it is important to follow the Inspection Flow Chart provided in this bulletin.
Nissan Armada 2wd v8 5.6L Parts Service 56
^ See example photos above.
Nissan Armada 2wd v8 5.6L Parts Service 57
Inspection Flow Chart
Nissan Armada 2wd v8 5.6L Parts Service 58
Flow Chart A
Fluid Leakage Inspection Preparation
1. Verify the fluid level in the reservoir is within normal cold or hot range, as it applies.
2. Let the engine idle until the fluid temperature is within 50-80°C.
3. Turn the steering wheel from full left to full right 30 times.
4. Carefully hold the steering wheel for approximately five (5) seconds in the full (locked) left position, and then the locked right position.
CAUTION:
Do not hold the steering wheel in a locked position for more than 10 seconds. Damage may occur to the power steering pump.
5. Let the engine idle for 10 minutes, and then inspect for leaks.
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Location: Unnamed Road, 23030 Chiuro SO, Italy

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